The boundaries of the Sahara are the Atlantic Ocean on the west, the Atlas Mountains and the Mediterranean Sea on the north, the Red Sea and Egypt on the east, and the Sudan and the valley of the Niger River on the south.
The Sahara is divided into western Sahara, the central Ahaggar Mountains, the TibestiMountains, the Aïr Mountains, Tenere desert and the Libyan desert.
The highest peak in the Sahara is Emi Koussi (3415 m) in the TibestiMountains in northern Chad.
Chad is an ethnically diverse African country mostly desert and mountains.
Each of its regions have their own unique varieties of music and dance In northern Chad is an area of bold mountains, rocky valleys, the TibestiMountains.
The majority of people that live here are called the Toubous, or mountain men (tou means mountain).